/* ==========================================================================
   Simu - Docker Simulation Dashboard
   Stylesheet for Login and Dashboard pages
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (Variables)
   -------------------------------------------------------------------------- */
:root {
    /* Colors */
    --color-primary: #9ca3af;
    --color-primary-dark: #6b7280;
    --color-primary-light: #d1d5db;

    --color-success: #a3a3a3;
    --color-success-dark: #737373;
    --color-success-light: #d4d4d4;

    --color-warning: #8f8f8f;
    --color-warning-dark: #5f5f5f;
    --color-warning-light: #bfbfbf;

    --color-error: #b0b0b0;
    --color-error-dark: #7a7a7a;
    --color-error-light: #dcdcdc;

    --color-gray-50: #fafafa;
    --color-gray-100: #f5f5f5;
    --color-gray-200: #e5e5e5;
    --color-gray-300: #d4d4d4;
    --color-gray-400: #a3a3a3;
    --color-gray-500: #737373;
    --color-gray-600: #525252;
    --color-gray-700: #404040;
    --color-gray-800: #262626;
    --color-gray-900: #171717;

    --color-white: #ffffff;
    --color-black: #000000;

    --color-background: #050505;
    --color-surface: #0f0f0f;
    --color-surface-elevated: #151515;
    --color-border: #1f1f1f;
    --color-border-strong: #2b2b2b;
    --color-text-primary: #f5f5f5;
    --color-text-secondary: #d4d4d4;
    --color-text-muted: #a3a3a3;
    --color-overlay: rgba(0, 0, 0, 0.85);

    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;

    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;

    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 200ms ease;
    --transition-slow: 300ms ease;

    /* Z-index */
    --z-dropdown: 100;
    --z-modal: 200;
    --z-toast: 300;
}

/* --------------------------------------------------------------------------
   Reset & Base Styles
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background-color: var(--color-background);
    min-height: 100vh;
}

/* --------------------------------------------------------------------------
   Logs Page Styles
   -------------------------------------------------------------------------- */
.logs-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.logs-main {
    flex: 1;
    padding: var(--spacing-6);
}

.logs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-6);
}

@media (max-width: 900px) {
    .logs-grid {
        grid-template-columns: 1fr;
    }

    .workspace-viewer {
        padding: var(--spacing-5);
    }
}

.logs-panel {
    background-color: var(--color-surface-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 70vh;
}

.logs-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-4);
    border-bottom: 1px solid var(--color-border);
    background-color: var(--color-surface);
}

.logs-panel-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-secondary);
}

.logs-frame {
    flex: 1;
    width: 100%;
    border: 0;
    background: var(--color-background);
}

.logs-toolbar {
    display: flex;
    gap: var(--spacing-2);
}

.logs-stream {
    height: 100vh;
    background: var(--color-background);
    color: var(--color-text-primary);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-size: 12px;
    line-height: 1.35;
    padding: var(--spacing-3);
    white-space: pre-wrap;
    word-break: break-word;
}

.logs-stream-bar {
    position: sticky;
    top: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-3);
    padding: var(--spacing-2) var(--spacing-3);
    background: rgba(5, 5, 5, 0.9);
    border-bottom: 1px solid var(--color-border);
    backdrop-filter: blur(6px);
}

.logs-stream-status {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Login Page Styles
   -------------------------------------------------------------------------- */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: var(--spacing-4);
    background-color: var(--color-surface);
}

.login-card {
    width: 100%;
    max-width: 400px;
    background-color: var(--color-surface-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: 0 35px 80px rgba(0, 0, 0, 0.75);
    padding: var(--spacing-8);
    backdrop-filter: blur(8px);
}

.login-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-4);
    text-align: center;
    margin-bottom: var(--spacing-8);
}

.login-logo {
    width: 48px;
    height: auto;
    margin: 0;
    display: block;
}

.login-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: 0;
}

.login-subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-5);
}

.login-footer {
    margin-top: var(--spacing-6);
    padding-top: var(--spacing-6);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.login-footer-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Form Styles
   -------------------------------------------------------------------------- */
.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.form-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
}

.form-input {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--font-size-base);
    font-family: inherit;
    color: var(--color-text-primary);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input::placeholder {
    color: var(--color-text-muted);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.08);
}

.form-input:disabled {
    background-color: rgba(15, 15, 15, 0.6);
    border-color: var(--color-border);
    color: var(--color-text-muted);
    cursor: not-allowed;
}

.form-input.is-invalid {
    border-color: var(--color-error);
}

.form-input.is-invalid:focus {
    box-shadow: 0 0 0 3px rgba(220, 220, 220, 0.15);
}

.form-error {
    font-size: var(--font-size-xs);
    color: var(--color-error-light);
    min-height: 1rem;
}

/* --------------------------------------------------------------------------
   Button Styles
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    font-family: inherit;
    line-height: var(--line-height-tight);
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background-color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.btn:focus {
    outline: none;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    color: var(--color-white);
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
}

.btn-primary:focus {
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.12);
}

.btn-secondary {
    color: var(--color-text-primary);
    background-color: var(--color-surface);
    border-color: var(--color-border);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--color-border);
    border-color: var(--color-border-strong);
}

.btn-secondary:focus {
    box-shadow: 0 0 0 3px rgba(200, 200, 200, 0.2);
}

.btn-success {
    color: var(--color-white);
    background-color: var(--color-success);
    border-color: var(--color-success);
}

.btn-success:hover:not(:disabled) {
    background-color: var(--color-success-dark);
    border-color: var(--color-success-dark);
}

.btn-success:focus {
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.12);
}

.btn-danger {
    color: var(--color-white);
    background-color: var(--color-error);
    border-color: var(--color-error);
}

.btn-danger:hover:not(:disabled) {
    background-color: var(--color-error-dark);
    border-color: var(--color-error-dark);
}

.btn-danger:focus {
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.12);
}

.btn-block {
    width: 100%;
}

.btn-sm {
    padding: var(--spacing-2) var(--spacing-3);
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: var(--spacing-4) var(--spacing-6);
    font-size: var(--font-size-lg);
}

.btn-loading .btn-text {
    display: none;
}

.btn-loading .btn-loading-content {
    display: inline-flex;
}

.btn .btn-loading-content {
    display: none;
    align-items: center;
    gap: var(--spacing-2);
}

/* --------------------------------------------------------------------------
   Link Styles
   -------------------------------------------------------------------------- */
.link {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.link:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

/* --------------------------------------------------------------------------
   Alert Styles
   -------------------------------------------------------------------------- */
.alert {
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background-color: rgba(10, 10, 10, 0.85);
    color: var(--color-text-primary);
}

.alert[hidden] {
    display: none;
}

.alert-error {
    color: var(--color-error-light);
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.15);
}

.alert-success {
    color: var(--color-success-light);
    background-color: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.18);
}

.alert-warning {
    color: var(--color-warning-light);
    background-color: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.12);
}

.alert-info {
    color: var(--color-primary-light);
    background-color: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.16);
}

/* --------------------------------------------------------------------------
   Spinner / Loading Styles
   -------------------------------------------------------------------------- */
.spinner {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: var(--radius-full);
    animation: spinner-rotate 0.75s linear infinite;
}

@keyframes spinner-rotate {
    to {
        transform: rotate(360deg);
    }
}

/* --------------------------------------------------------------------------
   Dashboard Styles
   -------------------------------------------------------------------------- */
.dashboard-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: var(--color-background);
    color: var(--color-text-primary);
}

.dashboard-header {
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-4) var(--spacing-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.8);
}

.dashboard-logo {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary-light);
    text-decoration: none;
}

.dashboard-user {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

.dashboard-username {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.dashboard-main {
    flex: 1;
    padding: var(--spacing-6);
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.dashboard-section {
    background-color: var(--color-surface-elevated);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.75);
    padding: var(--spacing-6);
    margin-bottom: var(--spacing-6);
}

/* --------------------------------------------------------------------------
   Workspace Layout
   -------------------------------------------------------------------------- */
.workspace-app {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: var(--color-background);
    color: var(--color-text-primary);
}

.workspace-taskbar {
    height: 37px;
    position: relative;
    padding: 0;
    background: #000;
    border-bottom: 0;
    box-shadow: none;
}

.workspace-taskbar::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("/img/barre-de-tache.png");
    background-repeat: no-repeat;
    background-position: center top;
    background-size: 1722px 37px;
    z-index: 1;
    pointer-events: none;
}

.taskbar-hotspots {
    position: absolute;
    top: 0;
    left: 50%;
    width: 1722px;
    height: 37px;
    transform: translateX(-50%);
    z-index: 2;
}

.taskbar-hotspot {
    position: absolute;
    top: 0;
    left: 0;
    width: 34px;
    height: 34px;
    background: transparent;
    border: none;
    padding: 0;
    cursor: pointer;
}

.taskbar-hotspot-restart {
    left: 47px;
}

.taskbar-hotspot-backup {
    left: 87px;
}

.taskbar-hotspot-refresh {
    left: 128px;
}

.taskbar-hotspot-browser {
    left: 165px;
}

.taskbar-hotspot-files {
    left: 205px;
}

.taskbar-hotspot-logs {
    left: 241px;
}

.taskbar-hotspot-timezone {
    left: 288px;
}

.taskbar-hotspot-server-id {
    left: 323px;
    width: 122px;
}

.taskbar-hotspot-cpu {
    left: 456px;
    width: 82px;
}

.taskbar-hotspot-ethercat {
    left: 550px;
    width: 82px;
}

.taskbar-hotspot-time {
    left: 802px;
    width: 128px;
}

.taskbar-hotspot-ethercat-status {
    left: 1130px;
    width: 120px;
}

.taskbar-hotspot-artnet-status {
    left: 1250px;
    width: 100px;
}

.taskbar-hotspot-internet-status {
    left: 1360px;
    width: 120px;
}

.taskbar-hotspot-remote-id {
    left: 1490px;
    width: 156px;
}

.taskbar-hotspot-network-settings {
    left: 1655px;
    width: 34px;
}

.taskbar-hotspot-anydesk {
    left: 1693px;
    width: 34px;
}

.taskbar-time-display {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 1722px;
    height: 37px;
    z-index: 3;
    pointer-events: none;
    display: block;
}

.taskbar-time-display::after {
    content: attr(data-text);
    position: absolute;
    left: 802px;
    top: 5px;
    width: 128px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #3B3B3B;
    color: #ffffff;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.7);
}

.taskbar-hotspot:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.7);
    outline-offset: 2px;
}

/* Pour l'instant on affiche uniquement le PNG; le mapping des zones/boutons viendra ensuite. */
.workspace-taskbar .taskbar-left,
.workspace-taskbar .taskbar-center,
.workspace-taskbar .taskbar-right {
    visibility: hidden;
}

.taskbar-left,
.taskbar-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    min-width: 0;
}

.taskbar-right {
    justify-content: flex-end;
}

.taskbar-traffic {
    display: flex;
    gap: 6px;
    padding-right: var(--spacing-2);
}

.taskbar-dot {
    width: 12px;
    height: 12px;
    border-radius: 999px;
    border: 1px solid rgba(0, 0, 0, 0.55);
    background: rgba(255, 255, 255, 0.2);
}

.taskbar-dot-close { background: rgb(252, 65, 54); }
.taskbar-dot-min { background: rgb(222, 157, 3); }
.taskbar-dot-max { background: rgb(60, 184, 84); }

.taskbar-app {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-2);
    min-width: 0;
}

.taskbar-app-name {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.9);
    white-space: nowrap;
}

.taskbar-actions {
    display: flex;
    align-items: center;
    gap: 6px;
}

.taskbar-icon-btn {
    height: 26px;
    width: 28px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.10);
    background: rgba(0, 0, 0, 0.18);
    color: rgba(255, 255, 255, 0.9);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    user-select: none;
}

.taskbar-icon-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.18);
}

.taskbar-icon-btn:active {
    transform: translateY(1px);
}

.taskbar-icon-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.taskbar-center {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 0;
}

.taskbar-title {
    max-width: min(820px, 70vw);
    height: 26px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.10);
    background: rgba(0, 0, 0, 0.22);
    padding: 0 var(--spacing-3);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    min-width: 0;
}

.taskbar-title-text {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
}

.taskbar-sep {
    opacity: 0.5;
}

.taskbar-status {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.70);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.taskbar-status[data-state="running"] { color: rgba(125, 239, 160, 0.9); }
.taskbar-status[data-state="stopped"] { color: rgba(255, 214, 131, 0.9); }
.taskbar-status[data-state="error"] { color: rgba(255, 128, 128, 0.9); }

.taskbar-user {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.75);
    max-width: 32vw;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.taskbar-pill-btn {
    height: 26px;
    padding: 0 10px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(0, 0, 0, 0.18);
    color: rgba(255, 255, 255, 0.9);
    cursor: pointer;
}

.taskbar-pill-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.18);
}

.taskbar-pill-btn:active {
    transform: translateY(1px);
}

.workspace-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-4) var(--spacing-6);
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.75);
    gap: var(--spacing-4);
    flex-wrap: wrap;
}

.workspace-header-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-1);
    min-width: 240px;
    flex: 1;
}

.workspace-brand {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-1);
}

.workspace-logo {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary-light);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.workspace-tagline {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.2em;
}

.workspace-header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    flex-wrap: wrap;
}

.workspace-username {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.workspace-main {
    flex: 1;
    min-height: 0;
    display: flex;
}

.workspace-viewer {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 0;
    align-items: center;
}

.workspace-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-4);
    flex-wrap: wrap;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-4);
    box-shadow: 0 15px 45px rgba(0, 0, 0, 0.65);
}

.workspace-toolbar-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-1);
}

.workspace-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.workspace-status {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.workspace-status[data-state="running"] {
    color: var(--color-success-light);
}

.workspace-status[data-state="stopped"] {
    color: var(--color-warning-light);
}

.workspace-status[data-state="error"] {
    color: var(--color-error-light);
}

.workspace-toolbar-actions {
    display: flex;
    gap: var(--spacing-2);
    flex-wrap: wrap;
}

.workspace-frame-wrapper {
    flex: 1;
    min-height: 0;
    width: 1722px;
    max-width: 100%;
    border-radius: var(--radius-2xl);
    border: 1px solid var(--color-border);
    background: linear-gradient(135deg, rgba(15, 15, 15, 0.95), rgba(5, 5, 5, 0.9));
    position: relative;
    overflow: hidden;
    box-shadow: 0 45px 120px rgba(0, 0, 0, 0.85);
}

.workspace-frame-sizer {
    position: absolute;
    top: 0;
    left: 0;
    width: 1920px;
    height: 1080px;
    transform-origin: top left;
    will-change: transform;
}

.workspace-frame-sizer iframe {
    width: 1920px;
    height: 1080px;
    border: 0;
    border-radius: var(--radius-xl);
    background-color: var(--color-black);
    display: block;
    box-shadow: 0 35px 120px rgba(0, 0, 0, 0.75);
}

/*
   Disable iframe scaling when needed.
   Transforms on iframes can cause severe perf + click/hit-testing issues in some browsers.
   Enable by adding class 'simu-noscale' on <body> (dashboard.js supports ?noscale=1).
*/
body.simu-noscale .workspace-frame-sizer {
    width: 100%;
    height: 100%;
    transform: none !important;
    will-change: auto;
}

body.simu-noscale .workspace-frame-sizer iframe {
    width: 100%;
    height: 100%;
}

.workspace-panel {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(460px, 92vw);
    background-color: var(--color-surface-elevated);
    border-left: 1px solid var(--color-border);
    box-shadow: -30px 0 80px rgba(0, 0, 0, 0.75);
    transform: translateX(100%);
    transition: transform var(--transition-slow);
    z-index: calc(var(--z-modal) - 10);
    display: flex;
    flex-direction: column;
}

.workspace-panel.is-open {
    transform: translateX(0);
}

.workspace-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-5);
    border-bottom: 1px solid var(--color-border);
}

.workspace-panel-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.workspace-panel-content {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-6);
}

.workspace-panel-content .dashboard-section:last-child {
    margin-bottom: 0;
}

.workspace-panel-content .file-upload-grid {
    grid-template-columns: 1fr;
}

.workspace-panel-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.65);
    z-index: calc(var(--z-modal) - 20);
    opacity: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
}

.workspace-panel-overlay.is-visible {
    opacity: 1;
    pointer-events: auto;
}

.dashboard-section-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-4);
    padding-bottom: var(--spacing-3);
    border-bottom: 1px solid var(--color-border);
}

/* --------------------------------------------------------------------------
   Instance Status Styles
   -------------------------------------------------------------------------- */
.instance-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    padding: var(--spacing-4);
    background-color: rgba(15, 15, 15, 0.8);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-4);
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.status-dot {
    width: 0.75rem;
    height: 0.75rem;
    border-radius: var(--radius-full);
}

.status-dot.running {
    background-color: var(--color-success);
    animation: pulse 2s infinite;
}

.status-dot.stopped {
    background-color: var(--color-gray-400);
}

.status-dot.starting,
.status-dot.stopping {
    background-color: var(--color-warning);
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.status-text {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    text-transform: capitalize;
    color: var(--color-text-secondary);
}

.instance-actions {
    display: flex;
    gap: var(--spacing-3);
    margin-left: auto;
}

/* --------------------------------------------------------------------------
   File Upload Styles
   -------------------------------------------------------------------------- */
.file-upload-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-6);
}

.file-upload-card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-4);
    background-color: var(--color-surface);
}

.file-upload-card-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-3);
}

.file-upload-zone {
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-6);
    text-align: center;
    cursor: pointer;
    transition: border-color var(--transition-fast), background-color var(--transition-fast);
    background-color: rgba(15, 15, 15, 0.6);
}

.file-upload-zone:hover {
    border-color: var(--color-primary);
    background-color: rgba(255, 255, 255, 0.05);
}

.file-upload-zone.dragover {
    border-color: var(--color-primary);
    background-color: rgba(255, 255, 255, 0.1);
}

.file-upload-icon {
    font-size: var(--font-size-3xl);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2);
}

.file-upload-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.file-upload-hint {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: var(--spacing-1);
}

.file-input {
    display: none;
}

/* --------------------------------------------------------------------------
   File List Styles
   -------------------------------------------------------------------------- */
.file-list {
    margin-top: var(--spacing-4);
    max-height: 320px;
    overflow-y: auto;
    padding-right: 6px;
}

.file-list-empty {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    text-align: center;
    padding: var(--spacing-4);
}

.file-list-item,
.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-3);
    border-bottom: 1px solid var(--color-border);
}

.file-list-item:last-child {
    border-bottom: none;
}

.file-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    min-width: 0;
    flex: 1;
}

.file-name {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-actions {
    display: flex;
    gap: var(--spacing-2);
    flex-wrap: wrap;
}

.file-action-icon {
    width: 26px;
    height: 26px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(0, 0, 0, 0.2);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    cursor: pointer;
}

.file-download-btn {
    color: #5be38a;
    border-color: rgba(91, 227, 138, 0.35);
}

.file-delete-btn {
    color: #ff6b6b;
    border-color: rgba(255, 107, 107, 0.35);
}

.file-icon {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    flex-shrink: 0;
}

.file-details {
    min-width: 0;
}

.file-name {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-meta {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.file-actions {
    display: flex;
    gap: var(--spacing-2);
    flex-shrink: 0;
}

.file-action-btn {
    padding: var(--spacing-1) var(--spacing-2);
    font-size: var(--font-size-xs);
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background-color var(--transition-fast);
}

.file-action-btn:hover {
    color: var(--color-text-secondary);
    background-color: rgba(200, 200, 200, 0.15);
}

.file-action-btn.delete:hover {
    color: var(--color-error);
    background-color: rgba(255, 255, 255, 0.08);
}

/* --------------------------------------------------------------------------
   Modal Styles
   -------------------------------------------------------------------------- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    padding: var(--spacing-4);
    opacity: 1;
    transition: opacity var(--transition-normal);
}

#fileExplorerModal {
    z-index: calc(var(--z-modal) - 5);
}

#deleteModal {
    z-index: calc(var(--z-modal) + 30);
}

#uploadOverwriteModal {
    z-index: calc(var(--z-modal) + 40);
}

#uploadOverwriteModal .modal-content {
    z-index: calc(var(--z-modal) + 41);
}

#deleteModal .modal-content {
    z-index: calc(var(--z-modal) + 31);
}

.file-explorer-input {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    opacity: 0;
}

.modal-overlay.hidden {
    display: none;
}

.modal-content {
    background-color: var(--color-surface-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 35px 80px rgba(0, 0, 0, 0.75);
    padding: var(--spacing-6);
    max-width: 400px;
    width: 100%;
    animation: modal-enter var(--transition-normal) ease-out;
}

.modal-content-wide {
    max-width: 880px;
}

.file-explorer-modal {
    padding: var(--spacing-5);
}

.file-explorer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-4);
}

.file-explorer-body {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: var(--spacing-5);
    min-height: 340px;
}

.file-explorer-tree {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: rgba(15, 15, 15, 0.6);
    padding: var(--spacing-3);
    overflow-y: auto;
    height: 360px;
}

.file-explorer-tree-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: 6px 8px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--color-text-secondary);
}

.file-explorer-tree-item.is-selected {
    background: rgba(255, 255, 255, 0.08);
    color: var(--color-text-primary);
}

.file-explorer-tree-item:hover {
    background: rgba(255, 255, 255, 0.06);
}

.file-explorer-tree-children {
    margin-left: 12px;
    border-left: 1px solid rgba(255, 255, 255, 0.08);
    padding-left: 8px;
}

.file-explorer-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    height: 360px;
}

.file-explorer-path {
    display: none;
}

.file-explorer-list .file-list {
    flex: 1;
    max-height: none;
    margin-top: 0;
    overflow-y: auto;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-2);
    background: rgba(10, 10, 10, 0.35);
}

.file-explorer-path {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.file-explorer-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--spacing-3);
    margin-top: var(--spacing-4);
}

@keyframes modal-enter {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(-10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-3);
}

.modal-message {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2);
}

.modal-filename {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    background-color: var(--color-surface);
    padding: var(--spacing-2) var(--spacing-3);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-4);
    word-break: break-all;
    border: 1px solid var(--color-border);
}

.modal-actions {
    display: flex;
    gap: var(--spacing-3);
    justify-content: flex-end;
}

/* --------------------------------------------------------------------------
   Upload Zone Loading State
   -------------------------------------------------------------------------- */
.file-upload-zone.uploading {
    pointer-events: none;
    opacity: 0.7;
    position: relative;
}

.file-upload-zone.uploading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2rem;
    height: 2rem;
    margin: -1rem 0 0 -1rem;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: var(--radius-full);
    animation: spinner-rotate 0.75s linear infinite;
}

/* --------------------------------------------------------------------------
   Focus Styles (Accessibility)
   -------------------------------------------------------------------------- */
*:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.btn:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.form-input:focus-visible {
    outline: none;
}

.file-upload-zone:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* --------------------------------------------------------------------------
   Skip to Content (Accessibility)
   -------------------------------------------------------------------------- */
.skip-to-content {
    position: absolute;
    top: -100%;
    left: var(--spacing-4);
    padding: var(--spacing-3) var(--spacing-4);
    background-color: var(--color-primary);
    color: var(--color-white);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    border-radius: var(--radius-md);
    z-index: var(--z-toast);
    transition: top var(--transition-fast);
}

.skip-to-content:focus {
    top: var(--spacing-4);
}

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */
.hidden {
    display: none !important;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.mt-2 {
    margin-top: var(--spacing-2);
}

.mt-4 {
    margin-top: var(--spacing-4);
}

.mt-6 {
    margin-top: var(--spacing-6);
}

.mb-2 {
    margin-bottom: var(--spacing-2);
}

.mb-4 {
    margin-bottom: var(--spacing-4);
}

.mb-6 {
    margin-bottom: var(--spacing-6);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* --------------------------------------------------------------------------
   Responsive Styles - Tablet (768px)
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
    .dashboard-main {
        padding: var(--spacing-5);
    }

    .file-upload-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .file-upload-zone {
        padding: var(--spacing-4);
    }

    .file-upload-icon {
        font-size: var(--font-size-2xl);
    }

    .workspace-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .workspace-header-info {
        width: 100%;
        min-width: 0;
    }

    .workspace-header-actions {
        width: 100%;
    }

    .workspace-toolbar {
        flex-direction: column;
        align-items: flex-start;
    }

    .workspace-toolbar-actions {
        width: 100%;
    }

    .workspace-toolbar-actions .btn {
        flex: 1;
    }

    .workspace-viewer {
        padding: 0;
    }
}

/* --------------------------------------------------------------------------
   Responsive Styles - Mobile (640px)
   -------------------------------------------------------------------------- */
@media (max-width: 640px) {
    html {
        font-size: 15px;
    }

    .login-card {
        padding: var(--spacing-6);
        margin: var(--spacing-4);
        border-radius: var(--radius-lg);
    }

    .login-title {
        font-size: var(--font-size-2xl);
    }

    .login-header {
        margin-bottom: var(--spacing-6);
    }

    .dashboard-header {
        padding: var(--spacing-3) var(--spacing-4);
        flex-wrap: wrap;
        gap: var(--spacing-3);
    }

    .dashboard-logo {
        font-size: var(--font-size-lg);
    }

    .dashboard-username {
        display: none;
    }

    .dashboard-main {
        padding: var(--spacing-4);
    }

    .dashboard-section {
        padding: var(--spacing-4);
        border-radius: var(--radius-md);
    }

    .dashboard-section-title {
        font-size: var(--font-size-base);
    }

    .instance-status {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-3);
    }

    .instance-actions {
        margin-left: 0;
        width: 100%;
    }

    .instance-actions .btn {
        flex: 1;
    }

    .file-upload-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-4);
    }

    .file-upload-card {
        padding: var(--spacing-3);
    }

    .file-upload-zone {
        padding: var(--spacing-4);
    }

    .file-list-item {
        padding: var(--spacing-2);
        flex-wrap: wrap;
        gap: var(--spacing-2);
    }

    .file-info {
        flex: 1;
        min-width: 0;
    }

    .file-actions {
        width: 100%;
        justify-content: flex-end;
    }

    .modal-content {
        padding: var(--spacing-4);
        margin: var(--spacing-4);
    }

    .modal-actions {
        flex-direction: column;
    }

    .modal-actions .btn {
        width: 100%;
    }

    /* Larger touch targets for mobile */
    .btn {
        min-height: 44px;
    }

    .btn-sm {
        min-height: 36px;
    }

    .form-input {
        min-height: 44px;
    }

    .file-action-btn {
        padding: var(--spacing-2) var(--spacing-3);
        min-height: 36px;
    }
}

/* --------------------------------------------------------------------------
   Responsive Styles - Small Mobile (480px)
   -------------------------------------------------------------------------- */
@media (max-width: 480px) {
    .login-card {
        padding: var(--spacing-5);
        margin: var(--spacing-2);
    }

    .login-form {
        gap: var(--spacing-4);
    }

    .dashboard-section {
        margin-bottom: var(--spacing-4);
    }

    .file-upload-icon {
        font-size: var(--font-size-xl);
    }

    .alert {
        font-size: var(--font-size-xs);
        padding: var(--spacing-2) var(--spacing-3);
    }

    .workspace-viewer {
        padding: var(--spacing-3);
    }

    .workspace-toolbar-actions .btn {
        width: 100%;
    }

    .workspace-panel {
        width: 100%;
    }

    .workspace-header {
        gap: var(--spacing-2);
    }
}

/* --------------------------------------------------------------------------
   Print Styles
   -------------------------------------------------------------------------- */
@media print {
    *,
    *::before,
    *::after {
        background: transparent !important;
        color: #000 !important;
        box-shadow: none !important;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
    }

    .login-container {
        display: block;
        padding: 0;
    }

    .login-card {
        box-shadow: none;
        border: 1px solid #ccc;
    }

    .dashboard-header {
        border-bottom: 1px solid #ccc;
    }

    .btn {
        border: 1px solid #ccc !important;
    }

    .file-upload-zone {
        border: 1px solid #ccc;
    }

    .modal-overlay {
        display: none !important;
    }

    .no-print {
        display: none !important;
    }
}

/* --------------------------------------------------------------------------
   Reduced Motion (Accessibility)
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .spinner {
        animation: none;
    }

    .status-dot.running,
    .status-dot.starting,
    .status-dot.stopping {
        animation: none;
    }
}